Ichimasu, Norio
Kohno, Michihiro
Nakajima, Nobuyuki
Matsushima, Ken
Tanaka, Yujiro
Tsukahara, Kiyoaki
Inagaki, Taro
Yoshino, Masanori
Nagata, Osamu
Article History
Received: 30 March 2020
Accepted: 30 July 2020
First Online: 15 August 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee (Tokyo Medical University and Tokyo Metropolitan Police Hospital) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: For this type of study, formal consent is not required.